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8x-(4x-7)=5x-(x-7)
We move all terms to the left:
8x-(4x-7)-(5x-(x-7))=0
We get rid of parentheses
8x-4x-(5x-(x-7))+7=0
We calculate terms in parentheses: -(5x-(x-7)), so:We add all the numbers together, and all the variables
5x-(x-7)
We get rid of parentheses
5x-x+7
We add all the numbers together, and all the variables
4x+7
Back to the equation:
-(4x+7)
4x-(4x+7)+7=0
We get rid of parentheses
4x-4x-7+7=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0
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